diff mbox series

[bpf-next,v4,3/6] selftests/vm: extend test_vmalloc to test execmem_* APIs

Message ID 20221117202322.944661-4-song@kernel.org (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series execmem_alloc for BPF programs | expand

Checks

Context Check Description
bpf/vmtest-bpf-next-VM_Test-10 pending Logs for test_maps on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-13 pending Logs for test_maps on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-14 pending Logs for test_progs on aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-15 pending Logs for test_progs on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-18 pending Logs for test_progs on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-19 pending Logs for test_progs_no_alu32 on aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-20 pending Logs for test_progs_no_alu32 on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-22 pending Logs for test_progs_no_alu32 on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-23 pending Logs for test_progs_no_alu32 on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-24 pending Logs for test_progs_no_alu32_parallel on aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-25 pending Logs for test_progs_no_alu32_parallel on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-27 pending Logs for test_progs_no_alu32_parallel on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-28 pending Logs for test_progs_no_alu32_parallel on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-29 pending Logs for test_progs_parallel on aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-30 pending Logs for test_progs_parallel on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-32 pending Logs for test_progs_parallel on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-33 pending Logs for test_progs_parallel on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-34 pending Logs for test_verifier on aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-35 pending Logs for test_verifier on aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-37 pending Logs for test_verifier on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-38 pending Logs for test_verifier on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-12 success Logs for test_maps on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-17 success Logs for test_progs on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-21 success Logs for test_progs_no_alu32 on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-26 success Logs for test_progs_no_alu32_parallel on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-36 success Logs for test_verifier on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-31 success Logs for test_progs_parallel on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-16 success Logs for test_progs on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-11 success Logs for test_maps on s390x with gcc
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 6 maintainers not CCed: keescook@chromium.org urezki@gmail.com yury.norov@gmail.com kuba@kernel.org gregkh@linuxfoundation.org Jason@zx2c4.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 48 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
bpf/vmtest-bpf-next-VM_Test-1 success Logs for ${{ matrix.test }} on ${{ matrix.arch }} with ${{ matrix.toolchain }}
bpf/vmtest-bpf-next-VM_Test-2 success Logs for ShellCheck
bpf/vmtest-bpf-next-VM_Test-3 success Logs for build for aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-4 success Logs for build for aarch64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-5 fail Logs for build for s390x with gcc
bpf/vmtest-bpf-next-VM_Test-6 success Logs for build for x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-7 success Logs for build for x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-8 success Logs for llvm-toolchain
bpf/vmtest-bpf-next-VM_Test-9 success Logs for set-matrix
bpf/vmtest-bpf-next-PR success PR summary

Commit Message

Song Liu Nov. 17, 2022, 8:23 p.m. UTC 
Add logic to test execmem_[alloc|fill|free] in test_vmalloc.c.
No need to change tools/testing/selftests/vm/test_vmalloc.sh.

Signed-off-by: Song Liu <song@kernel.org>
---
 lib/test_vmalloc.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
diff mbox series

Patch

diff --git a/lib/test_vmalloc.c b/lib/test_vmalloc.c
index cf7780572f5b..6591c4932c3c 100644
--- a/lib/test_vmalloc.c
+++ b/lib/test_vmalloc.c
@@ -50,6 +50,7 @@  __param(int, run_test_mask, INT_MAX,
 		"\t\tid: 128,  name: pcpu_alloc_test\n"
 		"\t\tid: 256,  name: kvfree_rcu_1_arg_vmalloc_test\n"
 		"\t\tid: 512,  name: kvfree_rcu_2_arg_vmalloc_test\n"
+		"\t\tid: 1024, name: execmem_alloc_test\n"
 		/* Add a new test case description here. */
 );
 
@@ -352,6 +353,34 @@  kvfree_rcu_2_arg_vmalloc_test(void)
 	return 0;
 }
 
+static int
+execmem_alloc_test(void)
+{
+	void *p, *tmp;
+	int i;
+
+	for (i = 0; i < test_loop_count; i++) {
+		/* allocate variable size, up to 64kB */
+		size_t size = (i % 1024 + 1) * 64;
+
+		p = execmem_alloc(size, 64);
+		if (!p)
+			return -1;
+
+		tmp = execmem_fill(p, "a", 1);
+		if (tmp != p)
+			return -1;
+
+		tmp = execmem_fill(p + size - 1, "b", 1);
+		if (tmp != p + size - 1)
+			return -1;
+
+		execmem_free(p);
+	}
+
+	return 0;
+}
+
 struct test_case_desc {
 	const char *test_name;
 	int (*test_func)(void);
@@ -368,6 +397,7 @@  static struct test_case_desc test_case_array[] = {
 	{ "pcpu_alloc_test", pcpu_alloc_test },
 	{ "kvfree_rcu_1_arg_vmalloc_test", kvfree_rcu_1_arg_vmalloc_test },
 	{ "kvfree_rcu_2_arg_vmalloc_test", kvfree_rcu_2_arg_vmalloc_test },
+	{ "execmem_alloc_test", execmem_alloc_test },
 	/* Add a new test case here. */
 };